DK2836787T3 - Multihastighed-OCT-swept-source med optimeret k-taktgiver - Google Patents

Multihastighed-OCT-swept-source med optimeret k-taktgiver Download PDF

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Publication number
DK2836787T3
DK2836787T3 DK13716715.1T DK13716715T DK2836787T3 DK 2836787 T3 DK2836787 T3 DK 2836787T3 DK 13716715 T DK13716715 T DK 13716715T DK 2836787 T3 DK2836787 T3 DK 2836787T3
Authority
DK
Denmark
Prior art keywords
optimized
stroke sensor
swept source
speed oct
oct swept
Prior art date
Application number
DK13716715.1T
Other languages
Danish (da)
English (en)
Inventor
Bartley C Johnson
Dale C Flanders
Brian Goldberg
Original Assignee
Axsun Tech Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Axsun Tech Inc filed Critical Axsun Tech Inc
Application granted granted Critical
Publication of DK2836787T3 publication Critical patent/DK2836787T3/da

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
    • G01B9/02002—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies
    • G01B9/02004—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using frequency scans
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
    • G01B9/02007—Two or more frequencies or sources used for interferometric measurement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02055—Reduction or prevention of errors; Testing; Calibration
    • G01B9/02062—Active error reduction, i.e. varying with time
    • G01B9/02067—Active error reduction, i.e. varying with time by electronic control systems, i.e. using feedback acting on optics or light
    • G01B9/02069—Synchronization of light source or manipulator and detector
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/0209—Low-coherence interferometers
    • G01B9/02091—Tomographic interferometers, e.g. based on optical coherence

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
DK13716715.1T 2012-04-12 2013-04-08 Multihastighed-OCT-swept-source med optimeret k-taktgiver DK2836787T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261623396P 2012-04-12 2012-04-12
US13/650,665 US9243885B2 (en) 2012-04-12 2012-10-12 Multi-speed OCT swept source with optimized k-clock
PCT/US2013/035544 WO2013154953A1 (en) 2012-04-12 2013-04-08 Multi-speed oct swept source with optimized k-clock

Publications (1)

Publication Number Publication Date
DK2836787T3 true DK2836787T3 (da) 2021-01-11

Family

ID=49324798

Family Applications (1)

Application Number Title Priority Date Filing Date
DK13716715.1T DK2836787T3 (da) 2012-04-12 2013-04-08 Multihastighed-OCT-swept-source med optimeret k-taktgiver

Country Status (6)

Country Link
US (1) US9243885B2 (ja)
EP (1) EP2836787B1 (ja)
JP (1) JP6389455B2 (ja)
CA (1) CA2869750C (ja)
DK (1) DK2836787T3 (ja)
WO (1) WO2013154953A1 (ja)

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* Cited by examiner, † Cited by third party
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WO2013139480A1 (de) * 2012-03-21 2013-09-26 Ludwig-Maximilians-Universität München Swept-source-oct-system und -verfahren mit phasengelockter detektion
EP2934310A4 (en) * 2012-12-20 2016-10-12 Nathaniel J Kemp RECONFIGURABLE OPTICAL COHERENCE TOMOGRAPHY SYSTEM BETWEEN DIFFERENT IMAGING MODES
US9279742B1 (en) * 2013-03-15 2016-03-08 Insight Photonic Solutions, Inc. System and method of measurement frequency shifting to isolate external environmental conditions for interferometric dispersion measurements
JP6125981B2 (ja) * 2013-12-10 2017-05-10 株式会社トーメーコーポレーション 光断層画像装置用サンプルクロック発生装置、および光断層画像装置
US9310182B2 (en) 2013-12-30 2016-04-12 Axsun Technologies Llc Spectral filtering of k-clock signal in OCT system and method
DK3172527T3 (da) * 2014-07-25 2024-05-27 Excelitas Tech Corp Fpga-gensampling i realtid for optisk swept-source-kohærenstomografi
JP6181013B2 (ja) * 2014-08-08 2017-08-16 株式会社吉田製作所 光干渉断層画像生成装置及び光干渉断層画像生成方法
US9267783B1 (en) * 2014-09-10 2016-02-23 Carl Zeiss Meditec, Inc. Split integration mode acquisition for optimized OCT imaging at multiple speeds
WO2016047089A1 (ja) * 2014-09-25 2016-03-31 日本電気株式会社 信号検出装置及び信号検出方法
US10119803B2 (en) 2015-11-03 2018-11-06 Amo Wavefront Sciences, Llc Signal extraction systems and methods
EP3472552B1 (en) * 2016-06-15 2020-12-09 Carl Zeiss Meditec AG Efficient sampling of optical coherence tomography data for explicit ranging over extended depth
JP6812693B2 (ja) * 2016-07-27 2021-01-13 富士ゼロックス株式会社 レーザ部品及びレーザ光発生装置
JP6812692B2 (ja) * 2016-07-27 2021-01-13 富士ゼロックス株式会社 レーザ部品、レーザ光発生装置及び光干渉断層計
EP3558091A4 (en) 2016-12-21 2020-12-02 Acucela, Inc. MINIATURIZED AFFORDABLE OPTICAL COHERENCE TOMOGRAPHY SYSTEM FOR OPHTHALMIC APPLICATIONS IN THE HOME
EP3574282B1 (en) * 2017-01-24 2021-11-24 Alcon Inc. Dynamic mode switching for multi-mode ophthalmic optical coherence tomography
WO2019087040A1 (en) * 2017-11-02 2019-05-09 Novartis Ag Dual-edge sampling with k-clock to avoid aliasing in optical coherence tomography
EP3809948A4 (en) 2018-06-20 2022-03-16 Acucela Inc. MINIATURIZED MOBILE, LOW COST OPTICAL COHERENCE TOMOGRAPHY SYSTEM FOR HOME OPHTHALMIC APPLICATIONS
JPWO2020044712A1 (ja) 2018-08-29 2021-08-10 株式会社トプコン 眼科装置、及びその制御方法
US11730363B2 (en) 2019-12-26 2023-08-22 Acucela Inc. Optical coherence tomography patient alignment system for home based ophthalmic applications
JP7363614B2 (ja) * 2020-03-13 2023-10-18 オムロン株式会社 光干渉計測装置
US10959613B1 (en) 2020-08-04 2021-03-30 Acucela Inc. Scan pattern and signal processing for optical coherence tomography
AU2021324968A1 (en) 2020-08-14 2023-03-02 Acucela Inc. System and method for optical coherence tomography a-scan decurving
US11393094B2 (en) 2020-09-11 2022-07-19 Acucela Inc. Artificial intelligence for evaluation of optical coherence tomography images
CA3192083A1 (en) 2020-09-30 2022-04-07 Acucela Inc. Myopia prediction, diagnosis, planning, and monitoring device
US11497396B2 (en) 2021-03-24 2022-11-15 Acucela Inc. Axial length measurement monitor
CN117110249B (zh) * 2023-10-23 2024-02-13 深圳湾实验室 大焦深的焦点可调的oct成像装置及其成像方法

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US7061618B2 (en) 2003-10-17 2006-06-13 Axsun Technologies, Inc. Integrated spectroscopy system
US7415049B2 (en) 2005-03-28 2008-08-19 Axsun Technologies, Inc. Laser with tilted multi spatial mode resonator tuning element
JP4907279B2 (ja) * 2005-09-30 2012-03-28 富士フイルム株式会社 光断層画像化装置
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US8564783B2 (en) * 2008-05-15 2013-10-22 Axsun Technologies, Inc. Optical coherence tomography laser with integrated clock
EP2677272B1 (en) * 2008-05-15 2018-01-31 Axsun Technologies LLC Oct combining probes and integrated systems
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US8139226B2 (en) * 2009-04-28 2012-03-20 Axsun Technologies, Inc. Soft clock delay for OCT system and method therefor
US8670129B2 (en) 2009-09-03 2014-03-11 Axsun Technologies, Inc. Filtered ASE swept source for OCT medical imaging
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US8665450B2 (en) * 2009-10-02 2014-03-04 Axsun Technologies, Inc. Integrated dual swept source for OCT medical imaging
US8687666B2 (en) 2010-12-28 2014-04-01 Axsun Technologies, Inc. Integrated dual swept source for OCT medical imaging
WO2012098194A1 (en) 2011-01-21 2012-07-26 Carl Zeiss Meditec Ag Methods, systems and applications of variable imaging depth in fourier domain optical coherence tomography

Also Published As

Publication number Publication date
JP2015513110A (ja) 2015-04-30
WO2013154953A1 (en) 2013-10-17
US20130271772A1 (en) 2013-10-17
EP2836787B1 (en) 2020-10-28
CA2869750C (en) 2020-03-24
EP2836787A1 (en) 2015-02-18
JP6389455B2 (ja) 2018-09-12
CA2869750A1 (en) 2013-10-17
US9243885B2 (en) 2016-01-26

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